 |
|
low-frequency : 99 phrases in 24 subjects |
| Astronomy | 1 |
| Automated equipment | 8 |
| Aviation | 2 |
| Banking | 1 |
| Communications | 25 |
| Construction | 1 |
| Earth sciences | 2 |
| Electric motors | 1 |
| Electronics | 21 |
| Environment | 1 |
| Fishery fishing industry | 1 |
| General | 2 |
| Health care | 1 |
| Information technology | 3 |
| Mechanic engineering | 1 |
| Medical | 2 |
| Medical appliances | 5 |
| Metallurgy | 3 |
| Natural sciences | 3 |
| Physical sciences | 1 |
| Remote sensing | 2 |
| Technology | 7 |
| Telecommunications | 1 |
| Transport | 4 |